FM 23-10 Basic Field Manual: U.S. Rifle, Caliber .30, M1903 1943-09-30
"The U. S. rifles, caliber .30, M1903, M1903A1, M1903A3, and M1903A4 are breech-loading magazine rifles of the bolt type. They are popularly referred to as Springfield rifles (figs. 1, 3, and 4) . The M1903, M1903A1, and M1903A3 weigh approximately 8.69 pounds each. The M1903A4 weighs approximately 9.69 pounds. The bayonet weighs an additional pound. The ammunition is loaded in clips of five rounds. Ammunition bandoleers for these rifles have six pockets with a total capacity of 60 rounds."